[INFO] crate superslice 1.0.0 is already in cache
[INFO] testing superslice-1.0.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate superslice 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate superslice 1.0.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate superslice 1.0.0
[INFO] finished tweaking crates.io crate superslice 1.0.0
[INFO] tweaked toml for crates.io crate superslice 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f845d2338254d08d65545b24773188affc85ffa8f45ed3242a18721a99e390a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f845d2338254d08d65545b24773188affc85ffa8f45ed3242a18721a99e390a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f845d2338254d08d65545b24773188affc85ffa8f45ed3242a18721a99e390a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f845d2338254d08d65545b24773188affc85ffa8f45ed3242a18721a99e390a", kill_on_drop: false }`
[INFO] [stdout] 9f845d2338254d08d65545b24773188affc85ffa8f45ed3242a18721a99e390a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa862e0f371abfc91fdb54488ec1f6af98dfb769ee37932a9892cbf6c2da5e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5aa862e0f371abfc91fdb54488ec1f6af98dfb769ee37932a9892cbf6c2da5e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "5aa862e0f371abfc91fdb54488ec1f6af98dfb769ee37932a9892cbf6c2da5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa862e0f371abfc91fdb54488ec1f6af98dfb769ee37932a9892cbf6c2da5e9", kill_on_drop: false }`
[INFO] [stdout] 5aa862e0f371abfc91fdb54488ec1f6af98dfb769ee37932a9892cbf6c2da5e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb2b9eea3b11c91ab887d5deba84d84cbf477d1671189f81b33f4901506a9e51
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb2b9eea3b11c91ab887d5deba84d84cbf477d1671189f81b33f4901506a9e51", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling superslice v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "cb2b9eea3b11c91ab887d5deba84d84cbf477d1671189f81b33f4901506a9e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb2b9eea3b11c91ab887d5deba84d84cbf477d1671189f81b33f4901506a9e51", kill_on_drop: false }`
[INFO] [stdout] cb2b9eea3b11c91ab887d5deba84d84cbf477d1671189f81b33f4901506a9e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 960fc0e6a009dbb52ca5bc9eb6b883c3c754bcea0cb79b30f7127d484845fa90
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "960fc0e6a009dbb52ca5bc9eb6b883c3c754bcea0cb79b30f7127d484845fa90", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/superslice-7dfe43d4c60facfb
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::upper_bound ... ok
[INFO] [stdout] test tests::lower_bound ... ok
[INFO] [stdout] test tests::equal_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests superslice
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:425:9
[INFO] [stderr]     |
[INFO] [stderr] 425 |         (base.0 + (cmp.0 == Less) as usize..base.1 + (cmp.1 != Greater) as usize)
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 15 tests
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - Ext::lower_bound (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by_key (line 205) ... ok
[INFO] [stdout] test src/lib.rs - Ext2::invert_permutation (line 538) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_inverse_permutation (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range (line 164) ... ok
[INFO] [stdout] test src/lib.rs - Ext::lower_bound_by_key (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound (line 106) ... ok
[INFO] [stdout] test src/lib.rs - Ext::apply_permutation (line 285) ... ok
[INFO] [stdout] test src/lib.rs - Ext::equal_range_by (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Ext::prev_permutation (line 251) ... ok
[INFO] [stdout] test src/lib.rs - Ext::upper_bound_by_key (line 148) ... ok
[INFO] [stdout] test src/lib.rs - Ext::next_permutation (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "960fc0e6a009dbb52ca5bc9eb6b883c3c754bcea0cb79b30f7127d484845fa90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960fc0e6a009dbb52ca5bc9eb6b883c3c754bcea0cb79b30f7127d484845fa90", kill_on_drop: false }`
[INFO] [stdout] 960fc0e6a009dbb52ca5bc9eb6b883c3c754bcea0cb79b30f7127d484845fa90